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PORTUGUESE · A WORD WITH POSSIBILITIES

rigoroso.

rigorous (scrupulously accurate)

8 characters4 syllables approx.Português language

Meaning & usage

adj/ʁi.ɡoˈɾo.zu/Brazil[hi.ɡoˈɾo.zu]Brazil/ʁi.ɡoˈɾo.zu/Rio-de-Janeiro[χi.ɡoˈɾo.zu]Rio-de-Janeiro

  1. rigorous (scrupulously accurate)

  2. rigorous (severe; intense; inclement)

Where this word comes from

Etymology tree Proto-Indo-European *Hreyǵ-der. Proto-Italic *rigēō Latin rigeō Proto-Indo-European *-os Proto-Indo-European *-s Proto-Indo-European *-ōs Proto-Italic *-ōs Latin -or Latin rigor Proto-Indo-European *h₃ed- Proto-Indo-European *-os Proto-Indo-European *h₃édosder.? Proto-Italic *-ŏ̄dsos? Old Latin -ōssus Latin -osus Latin rigōrōsuslbor. Portuguese rigoroso Learned borrowing from Latin rigōrōsus. By surface analysis, rigor + -oso.

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Definitions, grammatical labels, IPA, etymology and examples: Wiktionary contributors, extracted by Kaikki / Wiktextract. Adapted under CC BY-SA 4.0. Selected fields and authored examples are shown; third-party quotations and audio are omitted. See contributor history.

Last enriched 2026-09-10. Definitions are in English. Romanizations are shown when supplied by the source; syllable estimates are omitted for unsupported scripts.